20018560001

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{43}}^1\times {\mathrm{1481}}^1$

素因数の和:1634

約数の個数: 48

約数和(自身を含む): 24268330944

約数和(自身を除く): 4249770943

約数列:

[1, 11, 17, 41, 43, 187, 451, 473, 697, 731, 1481, 1681, 1763, 7667, 8041, 16291, 18491, 19393, 25177, 28577, 29971, 60721, 63683, 72283, 276947, 314347, 329681, 667931, 700513, 795113, 1032257, 1082611, 1228811, 2489561, 2611003, 11354827, 11908721, 13516921, 27385171, 28721033, 42322537, 44387051, 107051123, 465547907, 488257561, 1177562353, 1819869091, 20018560001]

約数ペア:

[(1, 20018560001), (11, 1819869091), (17, 1177562353), (41, 488257561), (43, 465547907), (187, 107051123), (451, 44387051), (473, 42322537), (697, 28721033), (731, 27385171), (1481, 13516921), (1681, 11908721), (1763, 11354827), (7667, 2611003), (8041, 2489561), (16291, 1228811), (18491, 1082611), (19393, 1032257), (25177, 795113), (28577, 700513), (29971, 667931), (60721, 329681), (63683, 314347), (72283, 276947)]